AI Model Timeline

Tracking the accelerating release frequency of frontier AI models.

Stable Diffusion 3.5 Large

Stability AI·

ImageimagelocalEdge / Consumer

Overview

Flagship 8.1B parameter open-weight image model with improved quality and prompt adherence. Available in standard and Turbo variants.

Capabilities and innovations

8.1B parametersText-to-imageLarge + Large Turbo variantsOpen weights (Stability Community License)MMDiT-X ArchitectureQK-NormalizationTurbo Distillation Variant

Benchmarks

No benchmark values are recorded for this model.

  • GPQA Diamond: not reported by the vendor
  • Humanity’s Last Exam (no tools): not reported by the vendor
  • SWE-bench Verified: not reported by the vendor
  • SWE-bench Pro: benchmark did not exist at release
  • MMLU: not reported by the vendor
  • MMLU-Pro: benchmark did not exist at release
  • Terminal-Bench 2.x: benchmark did not exist at release
  • MMMU-Pro: benchmark did not exist at release

Architecture and hardware

Parameters
8.1B total (Dense)
Estimated VRAM at Q4
~5 GB, Edge / Consumer class

Links

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Data curated by AI Model Timeline. See the methodology for admission criteria, benchmark eras and source priority.